Phase diagram of Co3O4 with Orb v3 conservative inf MPA; e_above_hull: 0.376162 eV/atom; predicted_stable: False
Spinel Co3O4 (Fd-3m, a=8.084Å) — base oxide for OER electrocatalysis. Built from standard crystallographic parameters for cycle 14 analysis of Baek et al. Nat. Commun. 2026.